201664566

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:371

約数の個数: 80

約数和(自身を含む): 465743520

約数和(自身を除く): 264078954

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 89, 142, 162, 178, 197, 213, 267, 394, 426, 534, 591, 639, 801, 1182, 1278, 1602, 1773, 1917, 2403, 3546, 3834, 4806, 5319, 5751, 6319, 7209, 10638, 11502, 12638, 13987, 14418, 15957, 17533, 18957, 27974, 31914, 35066, 37914, 41961, 52599, 56871, 83922, 105198, 113742, 125883, 157797, 170613, 251766, 315594, 341226, 377649, 473391, 511839, 755298, 946782, 1023678, 1132947, 1244843, 1420173, 2265894, 2489686, 2840346, 3734529, 7469058, 11203587, 22407174, 33610761, 67221522, 100832283, 201664566]

約数ペア:

[(1, 201664566), (2, 100832283), (3, 67221522), (6, 33610761), (9, 22407174), (18, 11203587), (27, 7469058), (54, 3734529), (71, 2840346), (81, 2489686), (89, 2265894), (142, 1420173), (162, 1244843), (178, 1132947), (197, 1023678), (213, 946782), (267, 755298), (394, 511839), (426, 473391), (534, 377649), (591, 341226), (639, 315594), (801, 251766), (1182, 170613), (1278, 157797), (1602, 125883), (1773, 113742), (1917, 105198), (2403, 83922), (3546, 56871), (3834, 52599), (4806, 41961), (5319, 37914), (5751, 35066), (6319, 31914), (7209, 27974), (10638, 18957), (11502, 17533), (12638, 15957), (13987, 14418)]